Dataset statistics
| Number of variables | 13 |
|---|---|
| Number of observations | 5234 |
| Missing cells | 0 |
| Missing cells (%) | 0.0% |
| Duplicate rows | 0 |
| Duplicate rows (%) | 0.0% |
| Total size in memory | 572.5 KiB |
| Average record size in memory | 112.0 B |
Variable types
| Categorical | 1 |
|---|---|
| Numeric | 12 |
density is highly skewed (γ1 = 44.15850322) | Skewed |
Reproduction
| Analysis started | 2023-12-12 05:11:02.361189 |
|---|---|
| Analysis finished | 2023-12-12 05:11:28.606864 |
| Duration | 26.25 seconds |
| Software version | ydata-profiling vv4.6.3 |
| Download configuration | config.json |
category
Categorical
| Distinct | 2 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 81.8 KiB |
| white | |
|---|---|
| red |
Length
| Max length | 5 |
|---|---|
| Median length | 5 |
| Mean length | 4.5139473 |
| Min length | 3 |
Characters and Unicode
| Total characters | 23626 |
|---|---|
| Distinct characters | 7 |
| Distinct categories | 1 ? |
| Distinct scripts | 1 ? |
| Distinct blocks | 1 ? |
The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | red |
|---|---|
| 2nd row | red |
| 3rd row | red |
| 4th row | red |
| 5th row | red |
Common Values
| Value | Count | Frequency (%) |
| white | 3962 | |
| red | 1272 | 24.3% |
Length
Histogram of lengths of the category
Common Values (Plot)
| Value | Count | Frequency (%) |
| white | 3962 | |
| red | 1272 | 24.3% |
Most occurring characters
| Value | Count | Frequency (%) |
| e | 5234 | |
| w | 3962 | |
| h | 3962 | |
| i | 3962 | |
| t | 3962 | |
| r | 1272 | 5.4% |
| d | 1272 | 5.4% |
Most occurring categories
| Value | Count | Frequency (%) |
| Lowercase Letter | 23626 |
Most frequent character per category
Lowercase Letter
| Value | Count | Frequency (%) |
| e | 5234 | |
| w | 3962 | |
| h | 3962 | |
| i | 3962 | |
| t | 3962 | |
| r | 1272 | 5.4% |
| d | 1272 | 5.4% |
Most occurring scripts
| Value | Count | Frequency (%) |
| Latin | 23626 |
Most frequent character per script
Latin
| Value | Count | Frequency (%) |
| e | 5234 | |
| w | 3962 | |
| h | 3962 | |
| i | 3962 | |
| t | 3962 | |
| r | 1272 | 5.4% |
| d | 1272 | 5.4% |
Most occurring blocks
| Value | Count | Frequency (%) |
| ASCII | 23626 |
Most frequent character per block
ASCII
| Value | Count | Frequency (%) |
| e | 5234 | |
| w | 3962 | |
| h | 3962 | |
| i | 3962 | |
| t | 3962 | |
| r | 1272 | 5.4% |
| d | 1272 | 5.4% |
fixed acidity
Real number (ℝ)
| Distinct | 106 |
|---|---|
| Distinct (%) | 2.0% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 1.1425497 × 10-15 |
| Minimum | -2.5879513 |
|---|---|
| Maximum | 6.5513151 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 3202 |
| Negative (%) | 61.2% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -2.5879513 |
|---|---|
| 5-th percentile | -1.1528599 |
| Q1 | -0.62414196 |
| median | -0.1709552 |
| Q3 | 0.35776269 |
| 95-th percentile | 2.0194475 |
| Maximum | 6.5513151 |
| Range | 9.1392664 |
| Interquartile range (IQR) | 0.98190466 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | 8.7531905 × 1014 |
| Kurtosis | 4.5429741 |
| Mean | 1.1425497 × 10-15 |
| Median Absolute Deviation (MAD) | 0.45318676 |
| Skewness | 1.6530168 |
| Sum | 6.117773 × 10-12 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.3220174516 | 271 | 5.2% |
| -0.4730797064 | 265 | 5.1% |
| -0.6241419611 | 244 | 4.7% |
| -0.2464863242 | 222 | 4.2% |
| -0.1709551969 | 219 | 4.2% |
| -0.397548579 | 214 | 4.1% |
| -0.01989294212 | 195 | 3.7% |
| -0.5486108337 | 191 | 3.6% |
| -0.0954240695 | 190 | 3.6% |
| -0.7752042158 | 179 | 3.4% |
| Other values (96) | 3044 |
| Value | Count | Frequency (%) |
| -2.587951273 | 1 | < 0.1% |
| -2.512420145 | 1 | < 0.1% |
| -2.285826763 | 2 | < 0.1% |
| -2.134764509 | 3 | 0.1% |
| -2.059233381 | 1 | < 0.1% |
| -1.983702254 | 1 | < 0.1% |
| -1.908171126 | 6 | 0.1% |
| -1.832639999 | 7 | 0.1% |
| -1.757108872 | 5 | 0.1% |
| -1.681577744 | 25 |
| Value | Count | Frequency (%) |
| 6.551315139 | 1 | |
| 6.324721757 | 2 | |
| 6.24919063 | 1 | |
| 5.871534993 | 1 | |
| 5.342817101 | 1 | |
| 5.267285974 | 1 | |
| 5.116223719 | 1 | |
| 4.965161464 | 1 | |
| 4.889630337 | 1 | |
| 4.738568082 | 1 |
volatile acidity
Real number (ℝ)
| Distinct | 184 |
|---|---|
| Distinct (%) | 3.5% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | -4.018354 × 10-16 |
| Minimum | -1.7185597 |
|---|---|
| Maximum | 20.599091 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 3153 |
| Negative (%) | 60.2% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -1.7185597 |
|---|---|
| 5-th percentile | -1.1269364 |
| Q1 | -0.6418234 |
| median | -0.24750107 |
| Q3 | 0.42998633 |
| 95-th percentile | 1.8403103 |
| Maximum | 20.599091 |
| Range | 22.317651 |
| Interquartile range (IQR) | 1.0718097 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | -2.4888189 × 1015 |
| Kurtosis | 55.521327 |
| Mean | -4.018354 × 10-16 |
| Median Absolute Deviation (MAD) | 0.49814745 |
| Skewness | 3.6942492 |
| Sum | -2.1441737 × 10-12 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.311930998 | 232 | 4.4% |
| -0.5747849415 | 221 | 4.2% |
| -0.4423148547 | 219 | 4.2% |
| -0.3768662626 | 188 | 3.6% |
| -0.5082849551 | 187 | 3.6% |
| -0.7094091075 | 183 | 3.5% |
| -0.6418233951 | 179 | 3.4% |
| -0.8462585669 | 178 | 3.4% |
| -0.183568678 | 169 | 3.2% |
| -0.05716616488 | 166 | 3.2% |
| Other values (174) | 3312 |
| Value | Count | Frequency (%) |
| -1.718559748 | 2 | < 0.1% |
| -1.680318554 | 1 | < 0.1% |
| -1.642253182 | 1 | < 0.1% |
| -1.566643489 | 6 | 0.1% |
| -1.529096015 | 4 | 0.1% |
| -1.491718057 | 9 | 0.2% |
| -1.454508089 | 3 | 0.1% |
| -1.41746461 | 31 | |
| -1.380586136 | 3 | 0.1% |
| -1.343871203 | 37 |
| Value | Count | Frequency (%) |
| 20.59909117 | 1 | < 0.1% |
| 18.21731267 | 1 | < 0.1% |
| 4.321242155 | 1 | < 0.1% |
| 4.096453584 | 1 | < 0.1% |
| 3.90435207 | 1 | < 0.1% |
| 3.845841553 | 1 | < 0.1% |
| 3.786914586 | 1 | < 0.1% |
| 3.747395639 | 1 | < 0.1% |
| 3.667787297 | 1 | < 0.1% |
| 3.546920861 | 3 |
citric acid
Real number (ℝ)
| Distinct | 92 |
|---|---|
| Distinct (%) | 1.8% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | -1.3711276 × 10-16 |
| Minimum | -1.9744575 |
|---|---|
| Maximum | 30.008279 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 2877 |
| Negative (%) | 55.0% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -1.9744575 |
|---|---|
| 5-th percentile | -1.4159556 |
| Q1 | -0.41243566 |
| median | -0.068929496 |
| Q3 | 0.41789975 |
| 95-th percentile | 1.2107579 |
| Maximum | 30.008279 |
| Range | 31.982737 |
| Interquartile range (IQR) | 0.83033541 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | -7.2939643 × 1015 |
| Kurtosis | 284.37196 |
| Mean | -1.3711276 × 10-16 |
| Median Absolute Deviation (MAD) | 0.40235619 |
| Skewness | 10.748921 |
| Sum | -7.1764816 × 10-13 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.1250737507 | 265 | 5.1% |
| -0.0132121977 | 243 | 4.6% |
| -0.2386696603 | 237 | 4.5% |
| 0.8743871864 | 232 | 4.4% |
| -0.3540545553 | 209 | 4.0% |
| 0.0969671628 | 203 | 3.9% |
| -0.1816515562 | 198 | 3.8% |
| -0.06892949589 | 188 | 3.6% |
| -0.4712856867 | 185 | 3.5% |
| -0.2961349698 | 179 | 3.4% |
| Other values (82) | 3095 |
| Value | Count | Frequency (%) |
| -1.974457485 | 31 | |
| -1.902271783 | 44 | |
| -1.830790344 | 27 | |
| -1.759999558 | 36 | |
| -1.689886205 | 24 | |
| -1.620437445 | 26 | |
| -1.551640795 | 30 | |
| -1.483484123 | 37 | |
| -1.415955632 | 36 | |
| -1.349043848 | 42 |
| Value | Count | Frequency (%) |
| 30.00827922 | 1 | < 0.1% |
| 26.78754208 | 1 | < 0.1% |
| 18.2668122 | 1 | < 0.1% |
| 15.52151221 | 1 | < 0.1% |
| 5.120628005 | 1 | < 0.1% |
| 3.828735254 | 1 | < 0.1% |
| 3.031181954 | 6 | |
| 2.994456115 | 1 | < 0.1% |
| 2.693827713 | 1 | < 0.1% |
| 2.577833901 | 1 | < 0.1% |
residual sugar
Real number (ℝ)
| Distinct | 319 |
|---|---|
| Distinct (%) | 6.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | -4.3441665 × 10-17 |
| Minimum | -0.95531293 |
|---|---|
| Maximum | 15.311967 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 3320 |
| Negative (%) | 63.4% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -0.95531293 |
|---|---|
| 5-th percentile | -0.85022714 |
| Q1 | -0.70310704 |
| median | -0.49293546 |
| Q3 | 0.51588809 |
| 95-th percentile | 1.966072 |
| Maximum | 15.311967 |
| Range | 16.26728 |
| Interquartile range (IQR) | 1.2189951 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | -2.3021575 × 1016 |
| Kurtosis | 24.750971 |
| Mean | -4.3441665 × 10-17 |
| Median Absolute Deviation (MAD) | 0.33102023 |
| Skewness | 2.7660406 |
| Sum | -4.2588155 × 10-13 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.6610727216 | 196 | 3.7% |
| -0.7451413513 | 195 | 3.7% |
| -0.7871756661 | 187 | 3.6% |
| -0.7031070364 | 186 | 3.6% |
| -0.8292099809 | 169 | 3.2% |
| -0.7661585087 | 149 | 2.8% |
| -0.6190384068 | 144 | 2.8% |
| -0.6400555642 | 143 | 2.7% |
| -0.682089879 | 143 | 2.7% |
| -0.7241241938 | 143 | 2.7% |
| Other values (309) | 3579 |
| Value | Count | Frequency (%) |
| -0.9553129254 | 1 | < 0.1% |
| -0.934295768 | 7 | 0.1% |
| -0.9132786106 | 22 | 0.4% |
| -0.8922614531 | 36 | 0.7% |
| -0.8817528744 | 3 | 0.1% |
| -0.8712442957 | 77 | |
| -0.860735717 | 1 | < 0.1% |
| -0.8502271383 | 127 | |
| -0.8397185596 | 3 | 0.1% |
| -0.8292099809 | 169 |
| Value | Count | Frequency (%) |
| 15.31196691 | 1 | |
| 14.68145219 | 1 | |
| 12.74787371 | 1 | |
| 6.274589225 | 1 | |
| 5.560005873 | 1 | |
| 4.393553636 | 1 | |
| 3.857616122 | 1 | |
| 3.668461705 | 1 | |
| 3.542358761 | 1 | |
| 3.290152872 | 2 |
chlorides
Real number (ℝ)
| Distinct | 216 |
|---|---|
| Distinct (%) | 4.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | -2.3892916 × 10-16 |
| Minimum | -29.985587 |
|---|---|
| Maximum | 24.815113 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 3266 |
| Negative (%) | 62.4% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -29.985587 |
|---|---|
| 5-th percentile | -0.83268799 |
| Q1 | -0.44678088 |
| median | -0.15401689 |
| Q3 | 0.33449461 |
| 95-th percentile | 1.1432772 |
| Maximum | 24.815113 |
| Range | 54.800701 |
| Interquartile range (IQR) | 0.78127549 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | -4.1857409 × 1015 |
| Kurtosis | 336.24413 |
| Mean | -2.3892916 × 10-16 |
| Median Absolute Deviation (MAD) | 0.36296416 |
| Skewness | 3.1624511 |
| Sum | -1.1510792 × 10-12 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.5179977728 | 164 | 3.1% |
| -0.2470912051 | 157 | 3.0% |
| -0.1845897497 | 157 | 3.0% |
| -0.31151653 | 155 | 3.0% |
| -0.3780209789 | 152 | 2.9% |
| -0.1540168886 | 148 | 2.8% |
| -0.4467808785 | 142 | 2.7% |
| -0.123874667 | 142 | 2.7% |
| -0.06482353906 | 140 | 2.7% |
| -0.5919036643 | 137 | 2.6% |
| Other values (206) | 3740 |
| Value | Count | Frequency (%) |
| -29.98558746 | 1 | < 0.1% |
| -1.967099578 | 1 | < 0.1% |
| -1.71881758 | 2 | < 0.1% |
| -1.645397051 | 1 | < 0.1% |
| -1.575651482 | 4 | |
| -1.509152894 | 3 | 0.1% |
| -1.445547881 | 5 | |
| -1.384540834 | 5 | |
| -1.325881689 | 8 | |
| -1.269356803 | 7 |
| Value | Count | Frequency (%) |
| 24.81511309 | 1 | |
| 24.1501272 | 1 | |
| 21.94225068 | 1 | |
| 5.629769152 | 1 | |
| 5.624275788 | 1 | |
| 4.767365192 | 1 | |
| 4.747619559 | 2 | |
| 4.461779487 | 1 | |
| 4.412317816 | 2 | |
| 4.405206568 | 2 |
free sulfur dioxide
Real number (ℝ)
| Distinct | 137 |
|---|---|
| Distinct (%) | 2.6% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 0 |
| Minimum | -1.6472701 |
|---|---|
| Maximum | 14.500229 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 2883 |
| Negative (%) | 55.1% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -1.6472701 |
|---|---|
| 5-th percentile | -1.3669315 |
| Q1 | -0.75018676 |
| median | -0.133442 |
| Q3 | 0.59543818 |
| 95-th percentile | 1.7167923 |
| Maximum | 14.500229 |
| Range | 16.147499 |
| Interquartile range (IQR) | 1.3456249 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | nan |
| Kurtosis | 9.6903562 |
| Mean | 0 |
| Median Absolute Deviation (MAD) | 0.67281247 |
| Skewness | 1.3872382 |
| Sum | 1.3500312 × 10-13 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.07737429094 | 160 | 3.1% |
| -1.366931524 | 139 | 2.7% |
| -0.2455774082 | 131 | 2.5% |
| -0.8623221717 | 126 | 2.4% |
| -0.3577128198 | 126 | 2.4% |
| 0.0347611206 | 124 | 2.4% |
| 0.2029642379 | 123 | 2.4% |
| -0.7501867601 | 121 | 2.3% |
| -0.4137805255 | 120 | 2.3% |
| -0.1334419967 | 116 | 2.2% |
| Other values (127) | 3948 |
| Value | Count | Frequency (%) |
| -1.647270052 | 2 | < 0.1% |
| -1.591202347 | 2 | < 0.1% |
| -1.535134641 | 43 | 0.8% |
| -1.479066935 | 42 | 0.8% |
| -1.422999229 | 106 | |
| -1.394965376 | 1 | < 0.1% |
| -1.366931524 | 139 | |
| -1.310863818 | 73 | |
| -1.254796112 | 69 | |
| -1.198728406 | 77 |
| Value | Count | Frequency (%) |
| 14.50022921 | 1 | |
| 6.510581137 | 1 | |
| 6.062039491 | 1 | |
| 5.641531697 | 1 | |
| 5.47332858 | 1 | |
| 5.249057757 | 1 | |
| 5.164956198 | 1 | |
| 4.940685375 | 1 | |
| 4.856583817 | 1 | |
| 4.632312994 | 1 |
total sulfur dioxide
Real number (ℝ)
| Distinct | 275 |
|---|---|
| Distinct (%) | 5.3% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | -1.1403437 × 10-16 |
| Minimum | -1.9610653 |
|---|---|
| Maximum | 5.7892121 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 2535 |
| Negative (%) | 48.4% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -1.9610653 |
|---|---|
| 5-th percentile | -1.7110563 |
| Q1 | -0.67530496 |
| median | 0.021148541 |
| Q3 | 0.69974426 |
| 95-th percentile | 1.6104911 |
| Maximum | 5.7892121 |
| Range | 7.7502774 |
| Interquartile range (IQR) | 1.3750492 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | -8.7701237 × 1015 |
| Kurtosis | -0.2322626 |
| Mean | -1.1403437 × 10-16 |
| Median Absolute Deviation (MAD) | 0.67859572 |
| Skewness | 0.051673541 |
| Sum | -5.4178884 × 10-13 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.08599815157 | 53 | 1.0% |
| -0.05028258748 | 50 | 1.0% |
| -0.03242480544 | 48 | 0.9% |
| -0.3181493181 | 48 | 0.9% |
| 0.1104374509 | 48 | 0.9% |
| 0.2175841432 | 46 | 0.9% |
| 0.02114854069 | 44 | 0.8% |
| 0.146153015 | 44 | 0.8% |
| -0.1038559336 | 44 | 0.8% |
| 0.164010797 | 43 | 0.8% |
| Other values (265) | 4766 |
| Value | Count | Frequency (%) |
| -1.961065266 | 2 | < 0.1% |
| -1.943207484 | 4 | 0.1% |
| -1.925349702 | 9 | 0.2% |
| -1.90749192 | 12 | |
| -1.889634138 | 24 | |
| -1.871776356 | 17 | |
| -1.853918574 | 19 | |
| -1.836060792 | 20 | |
| -1.81820301 | 23 | |
| -1.800345228 | 29 |
| Value | Count | Frequency (%) |
| 5.789212141 | 1 | |
| 4.476665161 | 1 | |
| 4.074865065 | 1 | |
| 3.521273821 | 1 | |
| 3.42305602 | 1 | |
| 3.342696001 | 1 | |
| 3.181975962 | 1 | |
| 3.092687052 | 1 | |
| 2.967682578 | 1 | |
| 2.89625145 | 1 |
density
Real number (ℝ)
SKEWED
| Distinct | 991 |
|---|---|
| Distinct (%) | 18.9% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 2.5250468 × 10-16 |
| Minimum | -0.057726849 |
|---|---|
| Maximum | 51.853332 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 5114 |
| Negative (%) | 97.7% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -0.057726849 |
|---|---|
| 5-th percentile | -0.045501246 |
| Q1 | -0.034946102 |
| median | -0.024157907 |
| Q3 | -0.014408408 |
| 95-th percentile | -0.0036806837 |
| Maximum | 51.853332 |
| Range | 51.911059 |
| Interquartile range (IQR) | 0.020537694 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | 3.960701 × 1015 |
| Kurtosis | 2017.8647 |
| Mean | 2.5250468 × 10-16 |
| Median Absolute Deviation (MAD) | 0.010195445 |
| Skewness | 44.158503 |
| Sum | 1.3358203 × 10-12 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.03584012093 | 60 | 1.1% |
| -0.01262475787 | 58 | 1.1% |
| -0.03226458485 | 53 | 1.0% |
| -0.01708455287 | 53 | 1.0% |
| -0.02958387463 | 52 | 1.0% |
| -0.009058529357 | 52 | 1.0% |
| -0.01440840785 | 50 | 1.0% |
| -0.03047735504 | 50 | 1.0% |
| -0.01084146509 | 50 | 1.0% |
| -0.01886909646 | 46 | 0.9% |
| Other values (981) | 4710 |
| Value | Count | Frequency (%) |
| -0.05772684855 | 1 | |
| -0.05763722263 | 1 | |
| -0.05723391718 | 1 | |
| -0.05642736105 | 1 | |
| -0.05633774822 | 2 | |
| -0.05615852525 | 2 | |
| -0.05562087798 | 1 | |
| -0.05490406545 | 1 | |
| -0.05468007336 | 1 | |
| -0.05400813091 | 1 |
| Value | Count | Frequency (%) |
| 51.85333197 | 1 | < 0.1% |
| 38.8781747 | 1 | < 0.1% |
| 32.03345777 | 1 | < 0.1% |
| 0.6236509162 | 9 | |
| 0.1717371198 | 1 | < 0.1% |
| 0.04559320598 | 1 | < 0.1% |
| 0.01626515068 | 1 | < 0.1% |
| 0.01408720842 | 1 | < 0.1% |
| 0.01386493946 | 2 | < 0.1% |
| 0.01297580813 | 1 | < 0.1% |
pH
Real number (ℝ)
| Distinct | 106 |
|---|---|
| Distinct (%) | 2.0% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | -5.0034277 × 10-16 |
| Minimum | -3.3849445 |
|---|---|
| Maximum | 4.0600108 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 2674 |
| Negative (%) | 51.1% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -3.3849445 |
|---|---|
| 5-th percentile | -1.5593679 |
| Q1 | -0.69083855 |
| median | -0.041232755 |
| Q3 | 0.65574679 |
| 95-th percentile | 1.6987346 |
| Maximum | 4.0600108 |
| Range | 7.4449553 |
| Interquartile range (IQR) | 1.3465853 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | -1.9988208 × 1015 |
| Kurtosis | 0.22437955 |
| Mean | -5.0034277 × 10-16 |
| Median Absolute Deviation (MAD) | 0.64960579 |
| Skewness | 0.23834299 |
| Sum | -2.5663915 × 10-12 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.3640836638 | 158 | 3.0% |
| 0.0228771198 | 157 | 3.0% |
| -0.4943118657 | 149 | 2.8% |
| -0.429119314 | 143 | 2.7% |
| -0.1054950913 | 142 | 2.7% |
| 0.1506423678 | 142 | 2.7% |
| -0.2344800599 | 138 | 2.6% |
| -0.1699106155 | 135 | 2.6% |
| -0.6251707152 | 130 | 2.5% |
| -0.2992041617 | 127 | 2.4% |
| Other values (96) | 3813 |
| Value | Count | Frequency (%) |
| -3.38494453 | 1 | < 0.1% |
| -3.240052496 | 2 | < 0.1% |
| -3.024160805 | 1 | < 0.1% |
| -2.881185341 | 2 | < 0.1% |
| -2.809980295 | 3 | 0.1% |
| -2.668130627 | 1 | < 0.1% |
| -2.597484052 | 3 | 0.1% |
| -2.527021692 | 1 | < 0.1% |
| -2.45674259 | 6 | |
| -2.386645794 | 8 |
| Value | Count | Frequency (%) |
| 4.060010764 | 2 | |
| 3.782856544 | 2 | |
| 3.615189204 | 1 | < 0.1% |
| 3.559068105 | 1 | < 0.1% |
| 3.502830208 | 2 | |
| 3.390002071 | 1 | < 0.1% |
| 3.333410846 | 2 | |
| 3.276700858 | 2 | |
| 3.219871605 | 4 | |
| 3.162922586 | 3 |
sulphates
Real number (ℝ)
| Distinct | 114 |
|---|---|
| Distinct (%) | 2.2% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 3.3455173 × 10-16 |
| Minimum | -46.033999 |
|---|---|
| Maximum | 38.449037 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 3019 |
| Negative (%) | 57.7% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -46.033999 |
|---|---|
| 5-th percentile | -0.70701361 |
| Q1 | -0.37642782 |
| median | -0.082573778 |
| Q3 | 0.24801201 |
| 95-th percentile | 0.98264711 |
| Maximum | 38.449037 |
| Range | 84.483036 |
| Interquartile range (IQR) | 0.62443983 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | 2.98936 × 1015 |
| Kurtosis | 1275.0025 |
| Mean | 3.3455173 × 10-16 |
| Median Absolute Deviation (MAD) | 0.29385404 |
| Skewness | -7.4374934 |
| Sum | 1.722622 × 10-12 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.1193055326 | 211 | 4.0% |
| -0.2662325512 | 193 | 3.7% |
| 0.02762148612 | 192 | 3.7% |
| -0.3396960606 | 183 | 3.5% |
| -0.1927690419 | 171 | 3.3% |
| -0.5600865886 | 163 | 3.1% |
| -0.2295007966 | 159 | 3.0% |
| -0.1560372872 | 158 | 3.0% |
| -0.04584202322 | 156 | 3.0% |
| -0.3029643059 | 153 | 2.9% |
| Other values (104) | 3495 |
| Value | Count | Frequency (%) |
| -46.03399887 | 1 | < 0.1% |
| -1.147794663 | 1 | < 0.1% |
| -1.111062909 | 1 | < 0.1% |
| -1.037599399 | 4 | 0.1% |
| -1.000867645 | 3 | 0.1% |
| -0.96413589 | 10 | 0.2% |
| -0.9274041353 | 12 | 0.2% |
| -0.8906723806 | 12 | 0.2% |
| -0.853940626 | 25 | |
| -0.8172088713 | 31 |
| Value | Count | Frequency (%) |
| 38.44903687 | 1 | < 0.1% |
| 5.390457668 | 1 | < 0.1% |
| 5.316994159 | 1 | < 0.1% |
| 5.206798895 | 2 | |
| 3.99465099 | 1 | < 0.1% |
| 3.957919236 | 1 | < 0.1% |
| 3.884455726 | 1 | < 0.1% |
| 3.774260462 | 1 | < 0.1% |
| 3.039625369 | 3 | |
| 2.96616186 | 1 | < 0.1% |
alcohol
Real number (ℝ)
| Distinct | 111 |
|---|---|
| Distinct (%) | 2.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | -5.9269873 × 10-16 |
| Minimum | -2.1430244 |
|---|---|
| Maximum | 3.677175 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 2941 |
| Negative (%) | 56.2% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -2.1430244 |
|---|---|
| 5-th percentile | -1.2995173 |
| Q1 | -0.8777637 |
| median | -0.11860725 |
| Q3 | 0.72489991 |
| 95-th percentile | 1.8214592 |
| Maximum | 3.677175 |
| Range | 5.8201994 |
| Interquartile range (IQR) | 1.6026636 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | -1.687359 × 1015 |
| Kurtosis | -0.54740717 |
| Mean | -5.9269873 × 10-16 |
| Median Absolute Deviation (MAD) | 0.75915645 |
| Skewness | 0.54687039 |
| Sum | -3.1599168 × 10-12 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -0.8777636976 | 290 | 5.5% |
| -0.962114414 | 254 | 4.9% |
| -1.130815847 | 204 | 3.9% |
| -0.4560101154 | 197 | 3.8% |
| -0.03425653316 | 195 | 3.7% |
| 0.387497049 | 174 | 3.3% |
| -0.6247115482 | 172 | 3.3% |
| -1.04646513 | 164 | 3.1% |
| -0.1186072496 | 163 | 3.1% |
| -0.2873086825 | 157 | 3.0% |
| Other values (101) | 3264 |
| Value | Count | Frequency (%) |
| -2.143024444 | 2 | < 0.1% |
| -1.805621578 | 4 | 0.1% |
| -1.721270862 | 10 | 0.2% |
| -1.636920146 | 16 | 0.3% |
| -1.552569429 | 48 | 0.9% |
| -1.468218713 | 68 | |
| -1.383867996 | 58 | |
| -1.29951728 | 139 | |
| -1.257341922 | 1 | < 0.1% |
| -1.215166563 | 131 |
| Value | Count | Frequency (%) |
| 3.67717499 | 1 | < 0.1% |
| 3.086719975 | 1 | < 0.1% |
| 2.9601939 | 1 | < 0.1% |
| 2.918018542 | 9 | |
| 2.833667826 | 3 | 0.1% |
| 2.749317109 | 1 | < 0.1% |
| 2.664966393 | 5 | |
| 2.580615676 | 10 | |
| 2.552498771 | 1 | < 0.1% |
| 2.538440318 | 1 | < 0.1% |
quality
Real number (ℝ)
| Distinct | 14 |
|---|---|
| Distinct (%) | 0.3% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 7.1746625 × 10-16 |
| Minimum | -2.7409404 |
|---|---|
| Maximum | 22.874674 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 1935 |
| Negative (%) | 37.0% |
| Memory size | 81.8 KiB |
Quantile statistics
| Minimum | -2.7409404 |
|---|---|
| 5-th percentile | -0.63610855 |
| Q1 | -0.63610855 |
| median | 0.16411137 |
| Q3 | 0.16411137 |
| 95-th percentile | 0.85729339 |
| Maximum | 22.874674 |
| Range | 25.615614 |
| Interquartile range (IQR) | 0.80021992 |
Descriptive statistics
| Standard deviation | 1.0000955 |
|---|---|
| Coefficient of variation (CV) | 1.3939269 × 1015 |
| Kurtosis | 232.72044 |
| Mean | 7.1746625 × 10-16 |
| Median Absolute Deviation (MAD) | 0.69318202 |
| Skewness | 11.051919 |
| Sum | 3.7552184 × 10-12 |
| Variance | 1.0001911 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=14)
| Value | Count | Frequency (%) |
| 0.1641113675 | 2288 | |
| -0.6361085497 | 1714 | |
| 0.8572933896 | 851 | 16.3% |
| -1.582567827 | 194 | 3.7% |
| 1.468723266 | 148 | 2.8% |
| -2.740940365 | 27 | 0.5% |
| 2.015665927 | 5 | 0.1% |
| 22.8746737 | 1 | < 0.1% |
| 12.5440958 | 1 | < 0.1% |
| 20.83017784 | 1 | < 0.1% |
| Other values (4) | 4 | 0.1% |
| Value | Count | Frequency (%) |
| -2.740940365 | 27 | 0.5% |
| -1.582567827 | 194 | 3.7% |
| -0.6361085497 | 1714 | |
| 0.1641113675 | 2288 | |
| 0.8572933896 | 851 | 16.3% |
| 1.468723266 | 148 | 2.8% |
| 2.015665927 | 5 | 0.1% |
| 12.5440958 | 1 | < 0.1% |
| 18.72534602 | 1 | < 0.1% |
| 20.41235612 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 22.8746737 | 1 | < 0.1% |
| 21.84539513 | 1 | < 0.1% |
| 21.58870151 | 1 | < 0.1% |
| 20.83017784 | 1 | < 0.1% |
| 20.41235612 | 1 | < 0.1% |
| 18.72534602 | 1 | < 0.1% |
| 12.5440958 | 1 | < 0.1% |
| 2.015665927 | 5 | 0.1% |
| 1.468723266 | 148 | 2.8% |
| 0.8572933896 | 851 |
A simple visualization of nullity by column.
Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.
| category | fixed acidity | volatile acidity | citric acid | residual sugar | chlorides | free sulfur dioxide | total sulfur dioxide | density | pH | sulphates | alcohol | quality | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | red | 0.433294 | 2.324612 | -1.760000 | -0.598021 | 0.919940 | -0.862322 | -1.103892 | -0.013517 | 0.277806 | 0.431671 | -0.624712 | -0.636109 |
| 1 | red | 3.001352 | -0.311931 | 1.210758 | -0.682090 | 0.567469 | -0.750187 | -0.996745 | -0.009059 | -0.364084 | 0.174549 | -0.624712 | 0.164111 |
| 2 | red | 0.508825 | 1.535520 | -1.620437 | -0.745141 | 0.430371 | -0.862322 | -1.014603 | -0.016192 | 0.530353 | -0.266233 | -0.962114 | -0.636109 |
| 3 | red | 0.433294 | 1.431378 | -1.902272 | -0.661073 | 0.522610 | -1.198728 | -1.746772 | -0.014408 | 0.904802 | 0.137817 | -0.877764 | 0.857293 |
| 4 | red | 0.206700 | 1.001192 | 0.205514 | 0.200631 | 0.476923 | -0.750187 | -0.246718 | -0.009950 | 0.842753 | 0.982647 | -0.034257 | -0.636109 |
| 5 | red | -0.397549 | 1.431378 | -1.483484 | -0.703107 | 1.015227 | -0.862322 | -0.907456 | -0.018423 | 0.404375 | 0.027621 | -1.130816 | -0.636109 |
| 6 | red | 0.433294 | 1.587104 | -0.181652 | -0.745141 | 1.316597 | -1.198728 | -1.550336 | -0.011733 | 0.277806 | 3.774260 | -1.215167 | -0.636109 |
| 7 | red | 1.264136 | 1.638369 | -0.834672 | -0.282764 | 2.212345 | 1.212183 | 0.521166 | -0.006385 | -0.364084 | 1.276501 | -1.130816 | -0.636109 |
| 8 | red | 1.264136 | 1.638369 | -0.772842 | -0.261747 | 2.135943 | 1.156115 | 0.574740 | -0.006385 | -0.299204 | 1.460160 | -1.130816 | -0.636109 |
| 9 | red | 0.962012 | -0.311931 | 1.210758 | -0.703107 | 0.919940 | 0.259032 | -0.228860 | -0.013962 | 0.530353 | 0.798988 | -0.034257 | 0.857293 |
| category | fixed acidity | volatile acidity | citric acid | residual sugar | chlorides | free sulfur dioxide | total sulfur dioxide | density | pH | sulphates | alcohol | quality | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5231 | white | -0.775204 | 0.128891 | -1.830790 | -0.829210 | 0.187551 | -0.077374 | 0.074722 | 38.878175 | 0.022877 | 0.027621 | -1.215167 | -0.636109 |
| 5232 | white | -0.624142 | -0.442315 | -0.471286 | 0.263682 | 0.187551 | -0.189510 | 0.146153 | -0.043443 | 0.022877 | -0.156037 | 1.737109 | 0.857293 |
| 5234 | white | -0.926266 | 0.067335 | 1.665984 | 2.260312 | -0.184590 | -0.077374 | 0.860464 | -0.009504 | -0.494312 | -0.119306 | -1.468219 | 0.164111 |
| 5236 | white | 1.943916 | 0.189993 | 0.725363 | 1.125386 | -0.446781 | -0.077374 | -0.586016 | -0.019762 | -2.177440 | -0.853941 | -0.371659 | -1.582568 |
| 5237 | white | -0.926266 | 0.067335 | 1.665984 | 2.260312 | -0.184590 | -0.077374 | 0.860464 | -0.009504 | -0.494312 | -0.119306 | -1.468219 | 21.845395 |
| 5238 | white | 0.131169 | -0.508285 | 0.259191 | 1.755900 | 0.208947 | -0.077374 | 1.360482 | -0.011287 | -1.423918 | -0.339696 | -1.215167 | -0.636109 |
| 5239 | white | -0.095424 | -1.417465 | -0.013212 | 0.936231 | 24.150127 | -0.077374 | 0.824749 | -0.017085 | 1.151583 | -0.449891 | -0.962114 | -0.636109 |
| 5241 | white | 0.206700 | -0.151787 | 0.417900 | 2.890827 | 0.183008 | -0.077374 | 0.967611 | -0.000149 | -1.491558 | -0.266233 | -1.299517 | -0.636109 |
| 5242 | white | 0.055638 | -1.343871 | -0.013212 | 1.945055 | -29.985587 | -0.077374 | -0.121714 | -0.011733 | -0.105495 | -0.670282 | -1.130816 | 0.164111 |
| 5243 | white | -0.095424 | -1.417465 | -0.013212 | 0.936231 | 0.048714 | -0.077374 | 0.824749 | -0.017085 | 1.151583 | -0.449891 | -0.962114 | -0.636109 |